Kellen vs Foster

Baby Name Comparison — 2026

Kellen

Boy #1,031 Most Popular 2 Syllables

"slender, narrow"

Origin: Irish Gaelic 'caol'

Irish American German

✓ All Clear

Boy #1,077 Most Popular 2 Syllables

"forest keeper, forester"

Origin: Old English

English American

✓ All Clear

Kellen Rank #1,031

Foster Rank #1,077

Kellen is more popular, ranked #1031 vs #1077 for Foster.

Is Kellen or Foster more popular?

Kellen is more popular, ranked #1031 compared to Foster at #1077 in the United States.

What do Kellen and Foster mean?

Kellen means "slender, narrow" (Irish Gaelic 'caol' origin). Foster means "forest keeper, forester" (Old English origin).

Are Kellen and Foster boy or girl names?

Kellen is primarily a boy name. Foster is primarily a boy name.